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Emerson 1700 Hazardous area, Safe area, Galvanic isolator, Counter, Rload COUNTER, Vout, Rbarrier

Models: 2700 1700

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Output Wiring – Model 1700/2700 Intrinsically Safe Transmitters

Figure 5-8Hazardous area frequency/discrete output wiring using galvanic isolator

Hazardous area

Vout

Safe area

External power supply

Rload

Galvanic isolator

COUNTER

Figure 5-9Hazardous area frequency/discrete output wiring using barrier with external load resistance

Hazardous area

Safe area

Rbarrier

Vin

Vout

Rload COUNTER

Ground

Note: Rbarrier and Rload should be added together to determine the proper Vin. Refer to Figure 5-6.

40	Micro Motion® Model 1700 and 2700 Transmitters

Page 44

Image 44

Emerson Hazardous area, Safe area, Galvanic isolator, Micro Motion Model 1700 and 2700 Transmitters, Counter, Vout

Contents

Micro Motion Model 1700 and Model 2700 TransmittersInstallation Manual Installation ManualPage Contents Installation ManualContents Micro Motion Model 1700 and 2700 TransmittersChapter Before You Begin1.2Safety 1.1Overview1.3Flowmeter components Table 1-1 Flowmeter documentation resources 1.5Transmitter installation procedures1.6Flowmeter documentation 1.7Micro Motion customer service Installing the Transmitter 2.2Installation architectureChapter 2.1OverviewFigure 2-1 Installation types Installing the TransmitterIntegral 4-wireremote 9-wireremote 9-wirecableTemperature limits 2.3.3Power sourceAC power requirements 2.3Determining an appropriate locationDC power requirements 2.3.5Accessibility for maintenance Installing the TransmitterWire gauge 2.3.4Maximum cable lengths2.4.1Integral installations Figure 2-2 Rotating the transmitterTo mount the transmitter 2.4.39-wireremote installations 2.5Mounting the remote core processor Figure 2-8 Remote core processor components Installing the Transmitter Installation2.6Grounding the flowmeter components architecture2.7Supplying power Figure 2-9 Wiring the transmitter power supply2.8Rotating the display Warning flap1.Power down the transmitter Installing the Transmitter Figure 2-10 Display componentsMain enclosure Sub-bezel Display module Display coverWiring the Transmitter to the Sensor Chapter3.1Overview 3.2Cable types3.3Wiring for 4-wireremote installations 3.2.14-wirecable3.2.29-wirecable Figure 3-3 Wiring to the mating connector Wiring the Transmitter to the SensorMating connector transmitter Mating connector3.4Wiring for 9-wireremote installations If using jacketed cable Figure 3-5 Cable glands Figure 3-7 Wrapping the shield drain wires Installation ManualFigure 3-8 Applying the heat shrink Figure 3-9 Folding the cloth shieldFigure 3-10 Gland body and core processor housing Core processor housing internal ground screwa.Identify the components shown in Figure If using jacketed cable Output Wiring - Model 1700/2700 Analog Transmitters4.3Output wiring ChapterFigure 4-1 Basic analog wiring + - mA output loop 820 Ω maximum loop resistanceFrequency receiving device Output voltage level is +24 VDC ± 3%Figure 4-2 HART/analog single-loopwiring Figure 4-3 RS-485 point-to-pointwiringBefore You Begin Installing the Transmitter Sensor Wiring24 VDC loop power HART-compatiblehost or controllerHART-compatible transmittersOutput Wiring - Model 1700/2700 Intrinsically Safe TransmittersChapter 5.1OverviewFigure 5-1 Safe area basic mA output wiring 5.3Safe area output wiring5.3.1Safe area mA output wiring Rmax = Vsupply - 12/0.023 Output Wiring - Intrinsically SafeSpecifications 5.3.2Safe area frequency/discrete output wiring SMART FAMILYHART 4-20mA HART-compatible5.4Hazardous area output wiring 5.4.1Hazardous area safety parametersTable 5-2 Safety parameters Hazardous area voltageHazardous area current Hazardous area capacitance5.4.2Hazardous area mA output wiring Figure 5-7 Hazardous area mA output wiringHazardous area Safe areaHazardous area Safe areaOutput Wiring - Model 2700 Configurable I/O Transmitters6.2Channel configuration ChapterTable 6-1 Channel configuration 6.3mA output wiringConfiguration options PowerFigure 6-2 Basic mA wiring Figure 6-3 HART/analog single-loopwiringOutput Wiring - Intrinsically Safe Output Wiring - Configurable I/O6.4Frequency output wiring Channel B, internal power - FigureChannel B, external power - Figure Channel C, internal power - FigureExcessive current will damage the transmitter Output Wiring - Intrinsically SafeSpecifications Counter Output voltage level is +15 VDC ± 3% + Pull-upresistor+ 3-30VDC Counter6.5Discrete output wiring Pull-upresistor or DC relay Volts Range 6.6Discrete input wiringTable 6-2 Input voltage ranges for external power + Switch Installation ManualPLC or other deviceMicro Motion Model 1700 and 2700 Transmitters 7.2FOUNDATION fieldbus wiring Chapter7.1Overview Note Terminals 3 through 6 are not used7.3PROFIBUS-PAwiring Note Terminals 3 through 6 are not usedSpecifications Appendix AA.1 Functional specifications Power connectionA.1.2 Input/output signals Input signal from sensorCore processor connection FISCO and FNICO approval2700 transmitters Not intrinsically safe 2700 transmitters Intrinsically safe Discrete output Model 2700 only One or two frequency/pulse outputs Service port A.1.3 Digital communicationHART/Bell202 FOUNDATION fieldbus or PROFIBUS-PAtransmittersA.1.4 Power supply AC power requirementsDC power requirements Ambient temperature limitsA.2 Hazardous area classifications A.2.1 UL and CSATransmitter OutputsA.3 Performance specifications A.4 Physical specificationsA.4.1 Housing A.4.2 MountingA.4.3 Interface/display A.4.4 WeightA.4.5 Dimensions Specifications Dimensions in inchesmmMicro Motion Model 1700 and 2700 Transmitters 6 13/16Specifications Output Wiring - Intrinsically SafeSpecifications Installation ManualSpecifications Dimensions in inchesmmMicro Motion Model 1700 and 2700 Transmitters 6 13/16Specifications Output Wiring - Intrinsically SafeSpecifications Installation ManualFigure A-5 Dimensions - Remote core processor Specificationsinches Dimensions in mm Micro Motion Model 1700 and 2700 TransmittersIndex Page UL installation requirements 7 specifications Weight 65 Wiring instructions 4-wireremote9-wireremote See Output wiring transmitter to sensorMicro Motion Model 1700 and 2700 Transmitters Page 20001700 Micro Motion Inc. USAWorldwide Headquarters Micro Motion Europe